window.addEventListener("load", function (event) {
	var forum = document.getElementById('forum');
	forum.style.height = forum.parentElement.parentElement.clientHeight-60+'px';
	forum.style.width = forum.parentElement.parentElement.clientWidth+'px';
}, false)

  document.addEventListener("dragend", function( event ) {
      // reset the transparency
      event.target.style.opacity = "";
  }, false);